Home / 26,428,513.65-36,486,985.32-16,647,342.05

Finding the Fourth Proportional to 26,428,513.65, 36,486,985.32 and 16,647,342.05

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Solution

The fourth proportional to 26,428,513.65, 36,486,985.32 and 16,647,342.05 is: 22,983,181.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428,513.65 : 36,486,985.32 = 16,647,342.05 : x
  2. Step 2: Convert to fraction form
    26,428,513.65/36,486,985.32 = 16,647,342.05/x
  3. Step 3: Cross multiply
    26,428,513.65x = 36,486,985.32 × 16,647,342.05
  4. Step 4: Simplify right side
    26,428,513.65x = 607,411,324,729,697
  5. Step 5: Solve for x
    x = 607,411,324,729,697/26,428,513.65
  6. Step 6: Final answer
    x = 22,983,181.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.